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  • Java web 5-3网页记数器

    package beans;

    public class Counter {
    private int count;
    public Counter() {count=0;}
    public int getCount() {
    count++;
    return count;
    }
    public void setCount(int count) {this.count=count;}
    }

    <%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>网页访问数量</title>
    </head>
    <body>
    <jsp:useBean id="counter" scope="application" class="beans.Counter"/>
    这次访问的是第1个页面:counter1.jsp!<br>
    两页面共被访问次数:
    <jsp:getProperty name="counter" property="count"/>
    </body>
    </html>

    <%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>网页访问数量</title>
    </head>
    <body>
    <jsp:useBean id="counter" scope="application" class="beans.Counter"/>
    这次访问的是第2个页面:counter2.jsp!<br>
    两页面共被访问次数:
    <jsp:getProperty name="counter" property="count"/>
    </body>
    </html>

    运行:

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  • 原文地址:https://www.cnblogs.com/meng2/p/7892777.html
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